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Allowance for Loan Losses - Change in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Allowance balance attributable to loans:
Balance at the beginning of period	$ 39,156	$ 32,873
Provision (credited) charged to operations	(320)	6,250
Loans charged off	(2,523)	(5,577)
Recoveries of loans previously charged off	2,638	2,548
Balance at the end of period	38,951	36,094
Real estate - residential mortgage
Allowance balance attributable to loans:
Balance at the beginning of period	2,914	2,080
Provision (credited) charged to operations	(113)	285
Loans charged off		(4)
Recoveries of loans previously charged off	13	64
Balance at the end of period	2,814	2,425
Real estate - construction
Allowance balance attributable to loans:
Balance at the beginning of period	975	681
Provision (credited) charged to operations	(182)	302
Balance at the end of period	793	983
Commercial, financial and agricultural
Allowance balance attributable to loans:
Balance at the beginning of period	10,696	7,121
Provision (credited) charged to operations	331	1,724
Loans charged off		(18)
Recoveries of loans previously charged off	1	2
Balance at the end of period	11,028	8,829
Equity lines
Allowance balance attributable to loans:
Balance at the beginning of period	687	733
Provision (credited) charged to operations	(88)	56
Recoveries of loans previously charged off	1
Balance at the end of period	600	789
Consumer
Allowance balance attributable to loans:
Balance at the beginning of period	371	465
Provision (credited) charged to operations	(88)	33
Loans charged off	(81)	(133)
Recoveries of loans previously charged off	65	105
Balance at the end of period	267	470
Consumer finance
Allowance balance attributable to loans:
Balance at the beginning of period	23,513	21,793
Provision (credited) charged to operations	(180)	3,850
Loans charged off	(2,442)	(5,422)
Recoveries of loans previously charged off	2,558	2,377
Balance at the end of period	$ 23,449	$ 22,598

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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